XD74LS192

{
  "slug": "xd74ls192",
  "version": "0.1.0",
  "type": "component",
  "description": "XINLUDA Counters / Dividers, DIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic ics",
    "xd74ls192",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "xd74ls192.kicad_sym",
    "xd74ls192.kicad_mod",
    "xd74ls192.glb",
    "xd74ls192.step",
    "xd74ls192.lbr",
    "docs/hero.png",
    "docs/xd74ls192-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "xd74ls192-hero.glb",
    "xd74ls192-hero.overlay.json",
    "xd74ls192-etched.glb"
  ],
  "component": {
    "mpn": "XD74LS192",
    "manufacturer": "XINLUDA",
    "package": "DIP-16",
    "pin_count": 16,
    "category": "Logic ICs",
    "subcategory": "Counters / Dividers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e6c342a81401fb37795c7147fa331560.pdf",
    "parts": {
      "symbol": "xd74ls192.kicad_sym",
      "footprint": "xd74ls192.kicad_mod",
      "model_3d": "xd74ls192-hero.glb",
      "model_3d_plain": "xd74ls192-etched.glb",
      "model_3d_step": "xd74ls192-etched.step",
      "model_3d_step_plain": "xd74ls192.step",
      "lbr": "xd74ls192.lbr"
    },
    "distributor_links": {
      "lcsc": "C609768"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T03:00:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Preset data input B, loaded to output QB while LOAD is low."
      },
      {
        "number": "2",
        "name": "QB",
        "type": "output",
        "description": "Counter output B, changes on low-to-high transition of a count input; 8 mA max low-level output current."
      },
      {
        "number": "3",
        "name": "QA",
        "type": "output",
        "description": "Counter output A, changes on low-to-high transition of a count input; 8 mA max low-level output current."
      },
      {
        "number": "4",
        "name": "DOWN",
        "type": "input",
        "description": "Count-down clock input, triggered on low-to-high transition while UP is held high."
      },
      {
        "number": "5",
        "name": "UP",
        "type": "input",
        "description": "Count-up clock input, triggered on low-to-high transition while DOWN is held high."
      },
      {
        "number": "6",
        "name": "QC",
        "type": "output",
        "description": "Counter output C, changes on low-to-high transition of a count input; 8 mA max low-level output current."
      },
      {
        "number": "7",
        "name": "QD",
        "type": "output",
        "description": "Counter output D, changes on low-to-high transition of a count input; 8 mA max low-level output current."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, 0 V reference."
      },
      {
        "number": "9",
        "name": "D",
        "type": "input",
        "description": "Preset data input D, loaded to output QD while LOAD is low."
      },
      {
        "number": "10",
        "name": "C",
        "type": "input",
        "description": "Preset data input C, loaded to output QC while LOAD is low."
      },
      {
        "number": "11",
        "name": "LOAD",
        "type": "input",
        "description": "Active-low asynchronous load input that presets outputs to the data inputs independently of count pulses."
      },
      {
        "number": "12",
        "name": "CO",
        "type": "output",
        "description": "Active-low carry output producing a pulse equal in width to the count-up input on overflow, to feed the UP input of the next stage."
      },
      {
        "number": "13",
        "name": "BO",
        "type": "output",
        "description": "Active-low borrow output producing a pulse equal in width to the count-down input on underflow, to feed the DOWN input of the next stage."
      },
      {
        "number": "14",
        "name": "CLR",
        "type": "input",
        "description": "Clear input forcing all outputs low when high, independent of count and load inputs."
      },
      {
        "number": "15",
        "name": "A",
        "type": "input",
        "description": "Preset data input A, loaded to output QA while LOAD is low."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, 4.75 V to 5.25 V recommended (7 V absolute maximum)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin descriptions for the data inputs, count inputs and outputs are partly drawn from the functio",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.1919,
        "at": "2026-10-23T02:59:35"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/e6c342a81401fb37795c7147fa331560.pdf",
        "pages": 8,
        "sha256": "c5f3d39fa4090138",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "xd74ls192.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "17a30b1f0ab3fd5384a1231e3c63c394888d5b952c542a8c189e023ed3467464",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "xd74ls192-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f6a79e4a0d544396d5b67e6c1776d8638900a9a4c6a97cdf4d577829d0ba6210",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}